Before the switch to steel took place, a handful of cents were minted by mistake in copper, making a 1943 Bronze Lincoln cent coin (above) one of the most famous coins in U.S. history: 76 years later, the very first of these error coins ever discovered will make history when Heritage Auctions offers the rarity Jan. 10 in Orlando, Florida.The penny that a Massachusetts teenager found in his change from lunch money could be worth as much as $1.65 million when it is auctioned off. (Fox News)